Welsh vs Russian 8th Grade
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Welsh
 Russian
 8th Grade
8th Grade Comparison
Welsh
Russians
97.2%
8TH GRADE
100.0/ 100
METRIC RATING
22nd/ 347
METRIC RANK
96.7%
8TH GRADE
99.8/ 100
METRIC RATING
55th/ 347
METRIC RANK
Welsh vs Russian 8th Grade Correlation Chart
The statistical analysis conducted on geographies consisting of 528,593,877 people shows a substantial positive correlation between the proportion of Welsh and percentage of population with at least 8th grade education in the United States with a correlation coefficient (R) of 0.560 and weighted average of 97.2%. Similarly, the statistical analysis conducted on geographies consisting of 512,259,047 people shows a poor positive correlation between the proportion of Russians and percentage of population with at least 8th grade education in the United States with a correlation coefficient (R) of 0.194 and weighted average of 96.7%, a difference of 0.44%.
 
8th Grade Correlation Summary
| Measurement | Welsh | Russian | 
| Minimum | 94.1% | 86.3% | 
| Maximum | 100.0% | 100.0% | 
| Range | 5.9% | 13.7% | 
| Mean | 99.2% | 98.2% | 
| Median | 100.0% | 98.9% | 
| Interquartile 25% (IQ1) | 98.4% | 97.7% | 
| Interquartile 75% (IQ3) | 100.0% | 100.0% | 
| Interquartile Range (IQR) | 1.6% | 2.3% | 
| Standard Deviation (Sample) | 1.1% | 2.6% | 
| Standard Deviation (Population) | 1.1% | 2.6% | 
Similar Demographics by 8th Grade
Demographics Similar to Welsh by 8th Grade
In terms of 8th grade, the demographic groups most similar to Welsh are French Canadian (97.2%, a difference of 0.010%), Scandinavian (97.2%, a difference of 0.010%), Czech (97.1%, a difference of 0.020%), Danish (97.2%, a difference of 0.030%), and French (97.1%, a difference of 0.030%).
| Demographics | Rating | Rank | 8th Grade | 
| Pennsylvania Germans | 100.0 /100 | #15  | Exceptional 97.3%  | 
| Tlingit-Haida | 100.0 /100 | #16  | Exceptional 97.3%  | 
| Irish | 100.0 /100 | #17  | Exceptional 97.3%  | 
| Lithuanians | 100.0 /100 | #18  | Exceptional 97.3%  | 
| Scottish | 100.0 /100 | #19  | Exceptional 97.3%  | 
| Croatians | 100.0 /100 | #20  | Exceptional 97.2%  | 
| Danes | 100.0 /100 | #21  | Exceptional 97.2%  | 
| Welsh | 100.0 /100 | #22  | Exceptional 97.2%  | 
| French Canadians | 100.0 /100 | #23  | Exceptional 97.2%  | 
| Scandinavians | 100.0 /100 | #24  | Exceptional 97.2%  | 
| Czechs | 100.0 /100 | #25  | Exceptional 97.1%  | 
| French | 100.0 /100 | #26  | Exceptional 97.1%  | 
| Scotch-Irish | 100.0 /100 | #27  | Exceptional 97.1%  | 
| Italians | 100.0 /100 | #28  | Exceptional 97.1%  | 
| Europeans | 100.0 /100 | #29  | Exceptional 97.1%  | 
Demographics Similar to Russians by 8th Grade
In terms of 8th grade, the demographic groups most similar to Russians are Serbian (96.7%, a difference of 0.0%), Australian (96.7%, a difference of 0.0%), Austrian (96.7%, a difference of 0.010%), Macedonian (96.7%, a difference of 0.010%), and Greek (96.8%, a difference of 0.030%).
| Demographics | Rating | Rank | 8th Grade | 
| Slavs | 99.9 /100 | #48  | Exceptional 96.8%  | 
| Estonians | 99.9 /100 | #49  | Exceptional 96.8%  | 
| Immigrants | Scotland | 99.9 /100 | #50  | Exceptional 96.8%  | 
| Celtics | 99.9 /100 | #51  | Exceptional 96.8%  | 
| Greeks | 99.9 /100 | #52  | Exceptional 96.8%  | 
| Austrians | 99.9 /100 | #53  | Exceptional 96.7%  | 
| Serbians | 99.8 /100 | #54  | Exceptional 96.7%  | 
| Russians | 99.8 /100 | #55  | Exceptional 96.7%  | 
| Australians | 99.8 /100 | #56  | Exceptional 96.7%  | 
| Macedonians | 99.8 /100 | #57  | Exceptional 96.7%  | 
| Immigrants | Canada | 99.8 /100 | #58  | Exceptional 96.7%  | 
| Immigrants | North America | 99.8 /100 | #59  | Exceptional 96.7%  | 
| Immigrants | Northern Europe | 99.8 /100 | #60  | Exceptional 96.7%  | 
| Immigrants | Austria | 99.8 /100 | #61  | Exceptional 96.7%  | 
| Whites/Caucasians | 99.8 /100 | #62  | Exceptional 96.7%  |